Use
A control and shut-off damper for locations requiring proper sealing and/or heat insulation.
Features
* ASP-3 – a control and shut-off damper for locations requiring proper sealing
– tightness class 3 CEN
– housing tightness class C
* ASP-3E – a shut-off damper for locations requiring proper sealing and heat insulation
– tightness class 3 CEN
– housing tightness class C
* ASP-3EK a shut-off damper for location requiring proper sealing and heat insulation through the housing as well.
Product information
A body assembled of hot-galvanized sheet steel is a robust and durable. Louvres are profiled to be rigid and are articulated for pivoting. Round damper shaft, diam. 15 mm, silicone profile seals, and polyamide bearings. Heat insulation is made of mineral wool. The maximum operating temperature of standard damper louvres is +85C. All louvred dampers are also made of acid-resistant, stainless and Al Zn sheet.
Dimensions
Dimensions for rectangular ducts or vents compliant with the standard SFS 3281 with guide strips; for round ducts compliant with SFS 3282, with connection couplings fitted with seals.
Tailored dimensions can also be produced flexibly and fast.
Leak from a closed unit
EN 1751
SHUT-OFF DAMPER ASP-3/ASP-1
Housing leak
EN 1751
